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Generate correct deblock pattern for RV30

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Originally committed as revision 16191 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2008-12-17 19:39:56 +00:00
parent f610fc81c1
commit 26bc319c1d
1 changed files with 9 additions and 1 deletions
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10
libavcodec/rv34.c
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@ -1109,7 +1109,15 @@ static int rv34_set_deblock_coef(RV34DecContext *r)
hmvmask &= ~0x000F;
if(!s->mb_x)
vmvmask &= ~0x1111;
return hmvmask | vmvmask; //XXX: should be stored separately for RV3
if(r->rv30){ //RV30 marks both subblocks on the edge for filtering
vmvmask |= (vmvmask & 0x4444) >> 1;
hmvmask |= (hmvmask & 0x0F00) >> 4;
if(s->mb_x)
r->deblock_coefs[s->mb_x - 1 + s->mb_y*s->mb_stride] |= (vmvmask & 0x1111) << 3;
if(!s->first_slice_line)
r->deblock_coefs[s->mb_x + (s->mb_y - 1)*s->mb_stride] |= (hmvmask & 0xF) << 12;
}
return hmvmask | vmvmask;
}
static int rv34_decode_macroblock(RV34DecContext *r, int8_t *intra_types)